1131204410112 has 216 divisors, whose sum is σ = 3559608805872. Its totient is φ = 317902233600.

The previous prime is 1131204410107. The next prime is 1131204410137. The reversal of 1131204410112 is 2110144021311.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2049162 + ... + 2541942.

Almost surely, 2^{1131204410112} is an apocalyptic number.

1131204410112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1131204410112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1779804402936).

1131204410112 is an abundant number, since it is smaller than the sum of its proper divisors (2428404395760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131204410112 is an equidigital number, since it uses as much as digits as its factorization.

1131204410112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492875 (or 492854 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 1131204410112 its reverse (2110144021311), we get a palindrome (3241348431423).

The spelling of 1131204410112 in words is "one trillion, one hundred thirty-one billion, two hundred four million, four hundred ten thousand, one hundred twelve".